洗消

洗消	xǐ xiāo	decontamination
洗	xǐ	to wash; to bathe / to develop (photographs) / to shuffle (cards etc) / to erase (a recording)
洗	xiǎn	used in 洗马
消	xiāo	to diminish; to subside / to consume; to reduce / to idle away (the time) / (after 不 or 只 or 何 etc) to need; to require; to take